os/security/crypto/weakcrypto/test/tbigint/tprimevectorperformance.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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/*
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* Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#include "tprimevectorperformance.h"
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#include "t_input.h"
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#include "t_output.h"
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#include <bigint.h>
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_LIT(KPrimeVectorFormat, "\tPrime Vector Primality Test Time: %f us/iteration (%i iterations in %f us)\r\n");
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CTestAction* CPrimeVectorPerformance::NewL(RFs& aFs, CConsoleBase& aConsole, 
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	Output& aOut, const TTestActionSpec& aTestActionSpec)
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	{
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	CTestAction* self = CPrimeVectorPerformance::NewLC(aFs, aConsole,
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		aOut, aTestActionSpec);
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	CleanupStack::Pop();
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	return self;
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	}
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CTestAction* CPrimeVectorPerformance::NewLC(RFs& aFs, CConsoleBase& aConsole, 
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	Output& aOut, const TTestActionSpec& aTestActionSpec)
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	{
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	CPrimeVectorPerformance* self = new(ELeave) CPrimeVectorPerformance(aFs, aConsole, aOut);
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	CleanupStack::PushL(self);
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	self->ConstructL(aTestActionSpec);
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	return self;
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	}
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CPrimeVectorPerformance::~CPrimeVectorPerformance()
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	{
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	delete iBody;
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	}
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CPrimeVectorPerformance::CPrimeVectorPerformance(RFs& aFs, CConsoleBase& aConsole, 
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	Output& aOut) : CTestAction(aConsole, aOut), iFs(aFs)
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	{
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	}
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void CPrimeVectorPerformance::ConstructL(const TTestActionSpec& aTestActionSpec)
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	{
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	CTestAction::ConstructL(aTestActionSpec);
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	iBody = HBufC8::NewL(aTestActionSpec.iActionBody.Length());
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	iBody->Des().Copy(aTestActionSpec.iActionBody);
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	HBufC8* buf = Input::ParseElementHexL(*iBody, _L8("<prime>"));
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	CleanupStack::PushL(buf);
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	iPrime = RInteger::NewL(*buf);
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	CleanupStack::PopAndDestroy(buf);
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	iIterations = Input::ParseIntElement(*iBody, _L8("<iterations>"), _L8("</iterations>"));	
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	}
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void CPrimeVectorPerformance::DoPerformPrerequisite(TRequestStatus& aStatus)
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	{
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	TRequestStatus* status = &aStatus;
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	User::RequestComplete(status, KErrNone);
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	iActionState = CTestAction::EAction;
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	}
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void CPrimeVectorPerformance::DoPerformPostrequisite(TRequestStatus& aStatus)
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	{
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	TRequestStatus* status = &aStatus;
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	iFinished = ETrue;
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	User::RequestComplete(status, KErrNone);
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	}
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void CPrimeVectorPerformance::DoReportAction(void)
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	{
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	}
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void CPrimeVectorPerformance::DoCheckResult(TInt)
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	{
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	}
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void CPrimeVectorPerformance::PerformAction(TRequestStatus& aStatus)
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	{
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	__UHEAP_MARK;
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	TRequestStatus* status = &aStatus;
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	TTime start, end;
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	TTimeIntervalSeconds diff(0);
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	const TTimeIntervalSeconds iterationTime(iIterations);
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	TUint iterations = 0;	
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	iResult = ETrue;
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	start.UniversalTime();
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	while (diff < iterationTime)
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		{
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		iResult = iPrime.IsPrimeL();
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		if(!iResult)
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			break;
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		iterations++;
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		end.UniversalTime();
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		end.SecondsFrom(start, diff);
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		}
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	end.UniversalTime();
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	TTimeIntervalMicroSeconds time = end.MicroSecondsFrom(start);
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	TReal rate = I64REAL(time.Int64()) / iterations;
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	TReal rtime = I64REAL(time.Int64());
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	HBufC* realbuf = HBufC::NewLC(128);
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	TPtr buf = realbuf->Des();
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	buf.Format(KPrimeVectorFormat, rate, iterations, rtime);
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	iOut.writeString(buf);
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	iConsole.Printf(_L("."));
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	CleanupStack::PopAndDestroy(realbuf);
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	User::RequestComplete(status, KErrNone);
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	iActionState = CTestAction::EPostrequisite;
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	__UHEAP_MARKEND;
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	}
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